Description

Marathon® AC Motor, 2-Pole Continuous-Duty, Vertical Pump Motors Application, 250 hp, 460 VAC, 275 A, 60 Hz Frequency, 3 ph ph, 3570 rpm Speed, 1 Speed, Drip-Proof Enclosure, 445HPV Frame, 3.38 in Dia x 4.5 in L Shaft, Reversible Rotation, 1.15 Service Factor, Duplex Tandem Angular Contact Bearing, 461 ft-lb Torque, Round/P-Base Mounting, 40 deg C, Insulation Class: Class F, Cast Iron, 41.72 in L Dimensions

Features:

• Normal and medium thrust
• Rolled steel frames are normal thrust and cast iron frames are medium thrust
• Ball bearings and angular contact bearings for medium thrust applications
• Heavy duty lifting lugs
• Shaft down motor orientation
• Squirrel cage induction run

Applications:

For use on vertical end suction, short couple, centrifugal, non-clog, mix flow, turbine and propeller pumps

Standards/Approval:

• CE
• CSA Certified
• NEMA Premium® Efficiency
• UL Listed

Amperage Rating	275 A
Application Type	Vertical Pump Motors
Bearing Type	Duplex Tandem Angular Contact
Dimensions	41.72 in L
Enclosure Type	Drip-Proof
Frame	445HPV
Frequency Rating	60 Hz
Horsepower	250 hp
Insulation Class	Class F
Material	Cast Iron
Mounting Type	Round/P-Base
Number of Speeds	1
Phase	3 ph
Rotation	Reversible
Service Factor	1.15
Shaft Size	3.38 in Dia x 4.5 in L
Speed	3570 rpm
Manufacturer	LEESON ELECTRIC CORPORATION